7955220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 192

約数和(自身を含む): 28901376

約数和(自身を除く): 20946156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 47, 52, 60, 62, 65, 70, 78, 84, 91, 93, 94, 105, 124, 130, 140, 141, 155, 156, 182, 186, 188, 195, 210, 217, 235, 260, 273, 282, 310, 329, 364, 372, 390, 403, 420, 434, 455, 465, 470, 546, 564, 611, 620, 651, 658, 705, 780, 806, 868, 910, 930, 940, 987, 1085, 1092, 1209, 1222, 1302, 1316, 1365, 1410, 1457, 1612, 1645, 1820, 1833, 1860, 1974, 2015, 2170, 2418, 2444, 2604, 2730, 2820, 2821, 2914, 3055, 3255, 3290, 3666, 3948, 4030, 4277, 4340, 4371, 4836, 4935, 5460, 5642, 5828, 6045, 6110, 6510, 6580, 7285, 7332, 8060, 8463, 8554, 8742, 9165, 9870, 10199, 11284, 12090, 12220, 12831, 13020, 14105, 14570, 16926, 17108, 17484, 18330, 18941, 19740, 20398, 21385, 21855, 24180, 25662, 28210, 29140, 30597, 33852, 36660, 37882, 40796, 42315, 42770, 43710, 50995, 51324, 56420, 56823, 61194, 64155, 75764, 84630, 85540, 87420, 94705, 101990, 113646, 122388, 128310, 132587, 152985, 169260, 189410, 203980, 227292, 256620, 265174, 284115, 305970, 378820, 397761, 530348, 568230, 611940, 662935, 795522, 1136460, 1325870, 1591044, 1988805, 2651740, 3977610, 7955220]

約数ペア:

[(1, 7955220), (2, 3977610), (3, 2651740), (4, 1988805), (5, 1591044), (6, 1325870), (7, 1136460), (10, 795522), (12, 662935), (13, 611940), (14, 568230), (15, 530348), (20, 397761), (21, 378820), (26, 305970), (28, 284115), (30, 265174), (31, 256620), (35, 227292), (39, 203980), (42, 189410), (47, 169260), (52, 152985), (60, 132587), (62, 128310), (65, 122388), (70, 113646), (78, 101990), (84, 94705), (91, 87420), (93, 85540), (94, 84630), (105, 75764), (124, 64155), (130, 61194), (140, 56823), (141, 56420), (155, 51324), (156, 50995), (182, 43710), (186, 42770), (188, 42315), (195, 40796), (210, 37882), (217, 36660), (235, 33852), (260, 30597), (273, 29140), (282, 28210), (310, 25662), (329, 24180), (364, 21855), (372, 21385), (390, 20398), (403, 19740), (420, 18941), (434, 18330), (455, 17484), (465, 17108), (470, 16926), (546, 14570), (564, 14105), (611, 13020), (620, 12831), (651, 12220), (658, 12090), (705, 11284), (780, 10199), (806, 9870), (868, 9165), (910, 8742), (930, 8554), (940, 8463), (987, 8060), (1085, 7332), (1092, 7285), (1209, 6580), (1222, 6510), (1302, 6110), (1316, 6045), (1365, 5828), (1410, 5642), (1457, 5460), (1612, 4935), (1645, 4836), (1820, 4371), (1833, 4340), (1860, 4277), (1974, 4030), (2015, 3948), (2170, 3666), (2418, 3290), (2444, 3255), (2604, 3055), (2730, 2914), (2820, 2821)]